6804-086 AYERS patent breast grinder. Intended to be a portable device for grinding the knives of the sickles of grain and grass-harvesters. 24" long with 12" wide gear, two wood handles, hourglass shaped grinding stone at end. Clearly marked with Ayers and 6/23/68 patent date. Good (JMC104) 80-160 NOTE: Initial bids accepted until 5pm EST Saturday, June 15. Bids may be raised by phone until 10pm EST on Sunday, June 16.